Maria Fisher46 said:Dear Kate Newman2,
It’s a bit tough to give you a definitive answer based on just one set of hormone levels. If we’re looking at fertility concerns or decreased fertility, both partners really need a thorough medical evaluation to get the full picture.
Looking at these results, the baseline FSH value seems slightly elevated. We usually check FSH on day 3 of the cycle to gauge ovarian reserve—basically, it's one way doctors see how the ovaries respond to hormonal stimulation.
That said, this single data point doesn't tell us everything. FSH levels can fluctuate quite a bit from one cycle to the next, so jumping to any conclusions based on just one measurement would be premature.
Regarding the thyroid markers, there's a slight discrepancy between the TSH and the total T4. Normally, if TSH is within range, it suggests the thyroid is functioning fine—but since the total T4 was high, it could suggest overactivity. In cases like this, we really need to check the fT4 (free thyroxine), because total T4 isn't always the most reliable indicator; plenty of different factors can cause it to spike falsely.
All signs point to the thyroid likely functioning normally, but checking that fT4 is still the best next step.
To wrap things up, these specific numbers don't provide enough information to pinpoint the underlying cause of any fertility issues.
There’s more investigation to be done.
Wishing you all the very best in your journey toward starting a family.
Best regards. 🙂
Thank you so much for this response.
It turns out that initial reading really was a false positive! I'd love to know why that happens, but regardless, I went back for more testing. They included the fT4 this time, and here are the results:
TSH 1.64 (0.27-4.20)
T3 1.7 (1.3 - 3.1)
T4 88 (66-181)
FT4 15 (12-22)
Now I'm hoping it's the same story with the FSH—I'll be re-checking that as well.